Home / 30,743.06-46,121.07-9,964.94

Finding the Fourth Proportional to 30,743.06, 46,121.07 and 9,964.94

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Solution

The fourth proportional to 30,743.06, 46,121.07 and 9,964.94 is: 14,949.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,743.06 : 46,121.07 = 9,964.94 : x
  2. Step 2: Convert to fraction form
    30,743.06/46,121.07 = 9,964.94/x
  3. Step 3: Cross multiply
    30,743.06x = 46,121.07 × 9,964.94
  4. Step 4: Simplify right side
    30,743.06x = 459,593,695.29
  5. Step 5: Solve for x
    x = 459,593,695.29/30,743.06
  6. Step 6: Final answer
    x = 14,949.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.